I cloned my entire LVM volume group from a single drive to a RAID5 array with 3 disks. The VG is formed by these logical volumes:
... and other volumes of some XEN virtual machines.
I tried to make the RAID5 array bootable using boot-repair from the UbuntuSecure disk. I get GRUB2 startup screen with the list of kernels, but the system doesn't start. It end up with some error message that tell me that it can't find LVM volumes:
Loading, please wait... Volume group "lvm10" not found Skipping volume group lvm10 Unable to find LVM volume lvm10/root Volume group "lvm0" not found Skipping volume group lvm0 Unable to find LVM volume lvm0/swap Gave up waiting for root device [...]